15677531980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{47287}}^1$

素因数の和:47455

約数の個数: 72

約数和(自身を含む): 36452805984

約数和(自身を除く): 20775274004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 137, 220, 242, 274, 484, 548, 605, 685, 1210, 1370, 1507, 2420, 2740, 3014, 6028, 7535, 15070, 16577, 30140, 33154, 47287, 66308, 82885, 94574, 165770, 189148, 236435, 331540, 472870, 520157, 945740, 1040314, 2080628, 2600785, 5201570, 5721727, 6478319, 10403140, 11443454, 12956638, 22886908, 25913276, 28608635, 32391595, 57217270, 64783190, 71261509, 114434540, 129566380, 142523018, 285046036, 356307545, 712615090, 783876599, 1425230180, 1567753198, 3135506396, 3919382995, 7838765990, 15677531980]

約数ペア:

[(1, 15677531980), (2, 7838765990), (4, 3919382995), (5, 3135506396), (10, 1567753198), (11, 1425230180), (20, 783876599), (22, 712615090), (44, 356307545), (55, 285046036), (110, 142523018), (121, 129566380), (137, 114434540), (220, 71261509), (242, 64783190), (274, 57217270), (484, 32391595), (548, 28608635), (605, 25913276), (685, 22886908), (1210, 12956638), (1370, 11443454), (1507, 10403140), (2420, 6478319), (2740, 5721727), (3014, 5201570), (6028, 2600785), (7535, 2080628), (15070, 1040314), (16577, 945740), (30140, 520157), (33154, 472870), (47287, 331540), (66308, 236435), (82885, 189148), (94574, 165770)]